Update src/libs/maintaining-std.md

KodrAus · RalfJung · web-flow · commit f85d006bbbe9 · 2020-09-07T21:15:36.000+10:00
Co-authored-by: Ralf Jung &lt;post@ralfj.de&gt;
diff --git a/src/libs/maintaining-std.md b/src/libs/maintaining-std.md
@@ -203,7 +203,7 @@ impl<T> Drop for OptionCell<T> {
     fn drop(&mut self) {
         if self.is_init {
             // Safety: The cell is being dropped, so it can't be accessed again.
-            let _ = unsafe { self.value.read() };
+            drop(unsafe { self.value.read() });
         }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -203,7 +203,7 @@ impl<T> Drop for OptionCell<T> {`
`203`	`203`	`fn drop(&mut self) {`
`204`	`204`	`if self.is_init {`
`205`	`205`	`// Safety: The cell is being dropped, so it can't be accessed again.`
`206`		`- let _ = unsafe { self.value.read() };`
	`206`	`+ drop(unsafe { self.value.read() });`
`207`	`207`	`}`
`208`	`208`	`}`
`209`	`209`	`}`